We register 2 SIP softphones to CME and they work correctly if they call an SCCP phone or are called by an SCCP phoneor if they receive a call from an incoming SIP trunk or if they call with an outgoing SIP trunkBUTif they call each other no voice is...

Hi,my network works in RBE in ipv4.I have a 7204 router connected with ATM network to CPEs.CPEs are configured in IRB brdige mode and receives IP addresses from an external DHCP server.Now I want to introduce the ipv6.I woul like to use the dual-stac...